4 files changed, 56 insertions, 12 deletions

diff --git a/arch/x86/lib/bdinfo.c b/arch/x86/lib/bdinfo.c
index 0cb79b01bd3..15390070fe8 100644
--- a/arch/x86/lib/bdinfo.c
+++ b/arch/x86/lib/bdinfo.c
@@ -8,6 +8,7 @@
 #include <common.h>
 #include <efi.h>
 #include <init.h>
+#include <asm/cpu.h>
 #include <asm/efi.h>
 #include <asm/global_data.h>
 
@@ -16,6 +17,11 @@ DECLARE_GLOBAL_DATA_PTR;
 void arch_print_bdinfo(void)
 {
 	bdinfo_print_num_l("prev table", gd->arch.table);
+	bdinfo_print_num_l("clock_rate", gd->arch.clock_rate);
+	bdinfo_print_num_l("tsc_base", gd->arch.tsc_base);
+	bdinfo_print_num_l("vendor", gd->arch.x86_vendor);
+	bdinfo_print_str(" name", cpu_vendor_name(gd->arch.x86_vendor));
+	bdinfo_print_num_l("model", gd->arch.x86_model);
 
 	if (IS_ENABLED(CONFIG_EFI_STUB))
 		efi_show_bdinfo();
diff --git a/arch/x86/lib/bootm.c b/arch/x86/lib/bootm.c
index 873e2bc176f..61cb7bc6116 100644
--- a/arch/x86/lib/bootm.c
+++ b/arch/x86/lib/bootm.c
@@ -10,6 +10,7 @@
 #include <common.h>
 #include <bootstage.h>
 #include <command.h>
+#include <efi.h>
 #include <hang.h>
 #include <log.h>
 #include <asm/global_data.h>
@@ -149,26 +150,52 @@ error:
 	return 1;
 }
 
-int boot_linux_kernel(ulong setup_base, ulong load_address, bool image_64bit)
+int boot_linux_kernel(ulong setup_base, ulong entry, bool image_64bit)
 {
 	bootm_announce_and_cleanup();
 
 #ifdef CONFIG_SYS_COREBOOT
 	timestamp_add_now(TS_U_BOOT_START_KERNEL);
 #endif
+
+	/*
+	 * Exit EFI boot services just before jumping, after all console
+	 * output, since the console won't be available afterwards.
+	 */
+	if (IS_ENABLED(CONFIG_EFI_APP)) {
+		int ret;
+
+		ret = efi_store_memory_map(efi_get_priv());
+		if (ret)
+			return ret;
+		printf("Exiting EFI boot services\n");
+		ret = efi_call_exit_boot_services();
+		if (ret)
+			return ret;
+	}
+
 	if (image_64bit) {
 		if (!cpu_has_64bit()) {
 			puts("Cannot boot 64-bit kernel on 32-bit machine\n");
 			return -EFAULT;
 		}
-		/* At present 64-bit U-Boot does not support booting a
+		/*
+		 * At present 64-bit U-Boot only supports booting a 64-bit
 		 * kernel.
-		 * TODO(sjg@chromium.org): Support booting both 32-bit and
-		 * 64-bit kernels from 64-bit U-Boot.
+		 *
+		 * TODO(sjg@chromium.org): Support booting 32-bit kernels from
+		 * 64-bit U-Boot
 		 */
-#if !CONFIG_IS_ENABLED(X86_64)
-		return cpu_jump_to_64bit(setup_base, load_address);
-#endif
+		if (CONFIG_IS_ENABLED(X86_64)) {
+			typedef void (*h_func)(ulong zero, ulong setup);
+			h_func func;
+
+			/* jump to Linux with rdi=0, rsi=setup_base */
+			func = (h_func)entry;
+			func(0, setup_base);
+		} else {
+			return cpu_jump_to_64bit(setup_base, entry);
+		}
 	} else {
 		/*
 		* Set %ebx, %ebp, and %edi to 0, %esi to point to the
@@ -190,7 +217,7 @@ int boot_linux_kernel(ulong setup_base, ulong load_address, bool image_64bit)
 		"movl $0, %%ebp\n"
 		"cli\n"
 		"jmp *%[kernel_entry]\n"
-		:: [kernel_entry]"a"(load_address),
+		:: [kernel_entry]"a"(entry),
 		[boot_params] "S"(setup_base),
 		"b"(0), "D"(0)
 		);
diff --git a/arch/x86/lib/fsp/fsp_graphics.c b/arch/x86/lib/fsp/fsp_graphics.c
index b07c666caf7..2bcc49f6051 100644
--- a/arch/x86/lib/fsp/fsp_graphics.c
+++ b/arch/x86/lib/fsp/fsp_graphics.c
@@ -106,7 +106,7 @@ static int fsp_video_probe(struct udevice *dev)
 	vesa->phys_base_ptr = dm_pci_read_bar32(dev, 2);
 	gd->fb_base = vesa->phys_base_ptr;
 
-	ret = vesa_setup_video_priv(vesa, uc_priv, plat);
+	ret = vesa_setup_video_priv(vesa, vesa->phys_base_ptr, uc_priv, plat);
 	if (ret)
 		goto err;
 
diff --git a/arch/x86/lib/zimage.c b/arch/x86/lib/zimage.c
index 9cc04490307..e5ea5129c1e 100644
--- a/arch/x86/lib/zimage.c
+++ b/arch/x86/lib/zimage.c
@@ -504,13 +504,24 @@ static int do_zboot_info(struct cmd_tbl *cmdtp, int flag, int argc,
 static int do_zboot_go(struct cmd_tbl *cmdtp, int flag, int argc,
 		       char *const argv[])
 {
+	struct boot_params *params = state.base_ptr;
+	struct setup_header *hdr = &params->hdr;
+	bool image_64bit;
+	ulong entry;
 	int ret;
 
 	disable_interrupts();
 
+	entry = state.load_address;
+	image_64bit = false;
+	if (IS_ENABLED(CONFIG_X86_RUN_64BIT) &&
+	    (hdr->xloadflags & XLF_KERNEL_64)) {
+		entry += 0x200;
+		image_64bit = true;
+	}
+
 	/* we assume that the kernel is in place */
-	ret = boot_linux_kernel((ulong)state.base_ptr, state.load_address,
-				false);
+	ret = boot_linux_kernel((ulong)state.base_ptr, entry, image_64bit);
 	printf("Kernel returned! (err=%d)\n", ret);
 
 	return CMD_RET_FAILURE;
@@ -655,7 +666,7 @@ void zimage_dump(struct boot_params *base_ptr)
 		printf("%-20s  %s\n", "", "Ancient kernel, using version 100");
 	print_num("Version", hdr->version);
 	print_num("Real mode switch", hdr->realmode_swtch);
-	print_num("Start sys", hdr->start_sys);
+	print_num("Start sys seg", hdr->start_sys_seg);
 	print_num("Kernel version", hdr->kernel_version);
 	version = get_kernel_version(base_ptr, (void *)state.bzimage_addr);
 	if (version)